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cgal/BGL/include/CGAL/boost/graph/graph_traits_Polyhedron_3.h

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// Copyright (c) 2006 Geometry Factory (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL: svn+ssh://fcacciola@scm.gforge.inria.fr/svn/cgal/trunk/Surface_mesh_simplification/include/CGAL/Polyhedron_BGL.h $
// $Id: Polyhedron_BGL.h 32048 2006-06-23 13:59:36Z lsaboret $
//
//
// Author(s): Andreas Fabri <andreas.fabri@geometryfactory.com>, Fernando Cacciola <fernando.cacciola@gmail.com>
#ifndef CGAL_BOOST_GRAPH_GRAPH_TRAITS_POLYHEDRON_3_H
#define CGAL_BOOST_GRAPH_GRAPH_TRAITS_POLYHEDRON_3_H
#include <CGAL/boost/graph/graph_traits_HalfedgeDS.h>
#include <CGAL/Polyhedron_3.h>
#ifndef CGAL_CFG_NO_TMPL_IN_TMPL_PARAM
# define CGAL_HDS_PARAM_ template < class Traits, class Items, class Alloc> class HDS
#else
# define CGAL_HDS_PARAM_ class HDS
#endif
namespace boost
{
//
// Const versions
//
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
struct graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const >
: CGAL::HDS_graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>
{};
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertices_size_type
num_vertices(const CGAL::Polyhedron_3<Gt,I,HDS,A>& p)
{
return p.size_of_vertices();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::edges_size_type
num_edges(const CGAL::Polyhedron_3<Gt,I,HDS,A>& p)
{
return p.size_of_halfedges() ;
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::degree_size_type
degree(typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const >::vertex_descriptor v, const CGAL::Polyhedron_3<Gt,I,HDS,A>&)
{
return v->vertex_degree();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::degree_size_type
out_degree(typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_descriptor v, const CGAL::Polyhedron_3<Gt,I,HDS,A>&)
{
return v->vertex_degree();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::degree_size_type
in_degree(typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_descriptor v, const CGAL::Polyhedron_3<Gt,I,HDS,A>&)
{
return v->vertex_degree();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_descriptor
source(typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::edge_descriptor e, CGAL::Polyhedron_3<Gt,I,HDS,A> const& p)
{
return e->opposite()->vertex();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_descriptor
target(typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::edge_descriptor e, CGAL::Polyhedron_3<Gt,I,HDS,A> const& p)
{
return e->vertex();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_iterator
,typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_iterator
>
vertices( CGAL::Polyhedron_3<Gt,I,HDS,A> const& p)
{
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_iterator Iter;
return std::make_pair( Iter(p.vertices_begin()), Iter(p.vertices_end()) );
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::edge_iterator
,typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::edge_iterator
>
edges( CGAL::Polyhedron_3<Gt,I,HDS,A> const& p)
{
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::edge_iterator Iter;
return std::make_pair( Iter(p.halfedges_begin()), Iter(p.halfedges_end()) );
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::in_edge_iterator
,typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::in_edge_iterator
>
in_edges( typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_descriptor u, CGAL::Polyhedron_3<Gt,I,HDS,A> const& g)
{
typename CGAL::Polyhedron_3<Gt,I,HDS,A>::Halfedge_around_vertex_const_circulator ec = u->vertex_begin();
int in_deg = in_degree(u,g);
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::in_edge_iterator Iter;
return std::make_pair( Iter(ec), Iter(ec,in_deg) );
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::out_edge_iterator,
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::out_edge_iterator
>
out_edges( typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::vertex_descriptor u, CGAL::Polyhedron_3<Gt,I,HDS,A> const& g)
{
typename CGAL::Polyhedron_3<Gt,I,HDS,A>::Halfedge_around_vertex_const_circulator ec = u->vertex_begin();
int out_deg = out_degree(u,g);
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> const>::out_edge_iterator Iter;
return std::make_pair( Iter(ec), Iter(ec,out_deg) );
}
//
// Non-Const versions
//
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
struct graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >
: CGAL::HDS_graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >
{};
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertex_descriptor
source(typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::edge_descriptor e, CGAL::Polyhedron_3<Gt,I,HDS,A> & p)
{
return e->opposite()->vertex();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertex_descriptor
target(typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::edge_descriptor e, CGAL::Polyhedron_3<Gt,I,HDS,A> & p)
{
return e->vertex();
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertex_iterator
,typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertex_iterator
>
vertices( CGAL::Polyhedron_3<Gt,I,HDS,A>& p)
{
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertex_iterator Iter;
return std::make_pair( Iter(p.vertices_begin()), Iter(p.vertices_end()) );
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::edge_iterator
,typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::edge_iterator
>
edges( CGAL::Polyhedron_3<Gt,I,HDS,A>& p)
{
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::edge_iterator Iter;
return std::make_pair( Iter(p.halfedges_begin()), Iter(p.halfedges_end()) );
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::in_edge_iterator
,typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::in_edge_iterator
>
in_edges( typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertex_descriptor u, CGAL::Polyhedron_3<Gt,I,HDS,A>& g)
{
typename CGAL::Polyhedron_3<Gt,I,HDS,A>::Halfedge_around_vertex_circulator ec = u->vertex_begin();
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::edges_size_type in_deg = in_degree(u,g);
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::in_edge_iterator Iter;
return std::make_pair( Iter(ec), Iter(ec,in_deg) );
}
template<class Gt, class I, CGAL_HDS_PARAM_, class A>
inline std::pair<typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::out_edge_iterator
,typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::out_edge_iterator
>
out_edges( typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::vertex_descriptor u, CGAL::Polyhedron_3<Gt,I,HDS,A>& g)
{
typename CGAL::Polyhedron_3<Gt,I,HDS,A>::Halfedge_around_vertex_circulator ec = u->vertex_begin();
typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::edges_size_type out_deg = out_degree(u,g);
typedef typename graph_traits< CGAL::Polyhedron_3<Gt,I,HDS,A> >::out_edge_iterator Iter;
return std::make_pair( Iter(ec), Iter(ec,out_deg) );
}
} // namespace boost
#undef CGAL_HDS_
#endif // CGAL_BOOST_GRAPH_GRAPH_TRAITS_POLYHEDRON_3_H
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